/*******************************************************************************
 * Copyright (c) 2012 GigaSpaces Technologies Ltd. All rights reserved
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *******************************************************************************/

package org.cloudifysource.usm.locator;

import java.util.List;

import org.cloudifysource.usm.USMComponent;
import org.cloudifysource.usm.USMException;

/*************
 * A process locator is used with services running in background mode, or service running multiple processes. Process
 * locators are mandatory in these situations.
 * 
 * @author barakme.
 * @since 2.1.0
 * 
 */
public interface ProcessLocator extends USMComponent {

	/**************
	 * Returns the list of process IDs.
	 * 
	 * @return the process IDs.
	 * @throws USMException in case of an error.
	 */
	List<Long> getProcessIDs() throws USMException;
}
